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Vocabulary Term Details

Macroinvertebrates

Definition (http://water.epa.gov/type/rsl/monitoring/vms40.cfm)

Macroinvertebrates are organisms that are large (macro) enough to be seen with the naked eye and lack a backbone (invertebrate). They inhabit all types of running waters, from fastflowing mountain streams to slowmoving muddy rivers. Examples of aquatic macroinvertebrates include insects in their larval or nymph form, crayfish, clams, snails, and worms. Most live part or most of their life cycle attached to submerged rocks, logs, and vegetation. (US EPA)

Preferred Units: N/A

Scope Note:
N/A

Broader TermsNarrower TermsRelated Terms
Invertebrates
N/ABMWP
Indicator organisms
RIVPACS

This term is used for the following terms: 
N/A

Approved Date
25-Nov-2013

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